THE PURSER WELLNESS ENCYCLOPEDIA

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Gene referenceSep 23, 2026

IL21

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IL21 encodes a cytokine involved in regulating lymphocytes, including B-cell responses. It sits within an immune network that connects T-cell help, antibody responses and inflammatory activity.

Gene referenceSep 23, 2026

IL13

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IL13 encodes interleukin-13, a cytokine involved in Th2 immune responses, mucus-related processes and tissue remodeling. It overlaps with some IL-4 functions but is not the same signal.

Gene referenceSep 23, 2026

IL16

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IL16 encodes interleukin-16, a cytokine involved in attracting and influencing immune cells, including CD4-expressing cells. Its recruitment role helps separate it from other numbered interleukins.

Gene referenceSep 23, 2026

IL4

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IL4 encodes interleukin-4, a cytokine involved in Th2 immune responses and antibody class switching, including pathways related to IgE. It operates alongside IL-5 and IL-13 rather than representing all allergic biology by itself.

Health BlogMar 13, 2026

The Hidden Molecule Driving Inflammation: Understanding the Purser Model of Homocysteine

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…ts something more important is happening. The Real Problem: Cytokine Activation According to the Purser Model, homocysteine is not the primary cause of tissue damage. Instead, it acts as a marker of cytokine sensitivity . Cytokines are infl…

Health BlogOct 2, 2026

Intracellular Glutathione vs. Serum Levels: How to Lower Inflammatory Cytokines Naturally

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Most doctors run standard serum blood tests, see a "normal" nutrient level, and send you home. But measuring floating nutrients in your liquid serum is like looking at the paint on a house to see if the plumbing works inside. After reviewing over 40,000 advanced intracellular vitamin lab panels, the truth is clear: intracellular glutathione vs serum levels tell two entirely different stories. Your serum can look completely fine while your cells are completely depleted of the master antioxidant needed to protect your life. The Cytokine Threat When methylation breaks down and homocysteine elevat

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